/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with this
 * work for additional information regarding copyright ownership. The ASF
 * licenses this file to You under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 */

package org.apache.hugegraph.meta.managers;

import static org.apache.hugegraph.meta.MetaManager.META_PATH_DELIMITER;
import static org.apache.hugegraph.meta.MetaManager.META_PATH_HUGEGRAPH;
import static org.apache.hugegraph.meta.MetaManager.META_PATH_KAFKA;

import java.util.function.Consumer;

import org.apache.hugegraph.meta.MetaDriver;

public class KafkaMetaManager extends AbstractMetaManager {

    public KafkaMetaManager(MetaDriver metaDriver, String cluster) {
        super(metaDriver, cluster);
    }

    public <T> void listenKafkaConfig(Consumer<T> consumer) {
        String prefix = this.kafkaPrefixKey();
        this.listenPrefix(prefix, consumer);
    }

    private String kafkaPrefixKey() {
        // HUGEGRAPH/{cluster}/KAFKA
        return String.join(META_PATH_DELIMITER,
                           META_PATH_HUGEGRAPH,
                           this.cluster,
                           META_PATH_KAFKA);
    }
}
